VDB-135688 · CVE-2019-11896 · GCVE-0-2019-11896

Bosch Smart Home Controller up to 9.8 3rd Party Pairing permission

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.0	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical was found in Bosch Smart Home Controller up to 9.8. This vulnerability affects unknown code of the component 3rd Party Pairing. Executing a manipulation can lead to permission. This vulnerability appears as CVE-2019-11896. The attacker needs to be present on the local network. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in Bosch Smart Home Controller up to 9.8 and classified as critical. This vulnerability affects an unknown function of the component 3rd Party Pairing. The manipulation with an unknown input leads to a permission vulnerability. The CWE definition for the vulnerability is CWE-275. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

A potential incorrect privilege assignment vulnerability exists in the 3rd party pairing mechanism of the Bosch Smart Home Controller (SHC) before 9.8.907 that may result in a restricted app obtaining default app permissions. In order to exploit the vulnerability, the adversary needs to have successfully paired an app, which requires user interaction.

The weakness was presented 05/29/2019 (Website). The advisory is shared for download at psirt.bosch.com. This vulnerability was named CVE-2019-11896 since 05/13/2019. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1222.

Upgrading to version 9.8.907 eliminates this vulnerability.

See VDB-135683, VDB-135684, VDB-135685 and VDB-135686 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Bosch

Name

Smart Home Controller

Version

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 6.0

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.1
NVD Vector: 🔍

CNA Base Score: 5.5
CNA Vector (Robert Bosch GmbH): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Permission
CWE: CWE-275 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Smart Home Controller 9.8.907

Timelineinfo

05/13/2019 🔍
05/29/2019 +16 days 🔍
05/30/2019 +1 days 🔍
09/25/2023 +1579 days 🔍

Sourcesinfo

Advisory: psirt.bosch.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-11896 (🔍)
GCVE (CVE): GCVE-0-2019-11896
GCVE (VulDB): GCVE-100-135688
See also: 🔍

Entryinfo

Created: 05/30/2019 08:59
Updated: 09/25/2023 08:03
Changes: 05/30/2019 08:59 (57), 06/17/2020 07:27 (1), 09/25/2023 08:03 (13)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.